data - 2.0 English

Vitis AI User Guide (UG1414)

Document ID
UG1414
Release Date
2022-01-20
Version
2.0 English
Get the data address of the index and the left accessible data size.

Prototype

std::pair<std::uint64_t, std::size_t> data(const std::vector<std::int32_t> idx = {});

Parameters

The following table lists the data function arguments.
Table 1. data Arguments
Type Name Description
const std::vector<std::int32_t> idx The index of the data to be accessed, its dimension same to the Tensor shape

Returns

A pair of the data address of the index and the left accessible data size in byte unit.

Usage

vart::TensorBuffer* tb;
std::tie(data_addr, tensor_size) = tb->data({0,0,0,0});